\documentclass[multi=tikzpicture]{standalone}

\usepackage[T1]{fontenc}
\usepackage{pslatex}
\renewcommand*\ttdefault{txtt}
\usepackage{tikz-timing}
\usetikztiminglibrary[rising arrows]{clockarrows}
\usetikztiminglibrary{either}

\begin{document}

\begin{tikztimingtable}[
font=\tt,
timing/yunit=2.5ex,
timing/xunit=3ex,
timing/text format=\raisebox{.4ex}\strut\tt\Large,
timing/u/background/.style={fill=lightgray},
timing/e/background/.style={fill=lightgray}
]
{clock}     & [L] 14{C} \\
{din} & 2.5L  4H          0L        2.5L          2H          2L          1L \\
{risingEdge Mealy}   & .1L 2.5L 1.5H  5L   1H   2L 1.9L \\
{risingEdge Moore}   & .1L 4L  2H  4L   2H   1.9L  \\
\extracode
\vertlines[semitransparent, dashed]{2,4,6,8,10,12}
\endextracode
\end{tikztimingtable}

\end{document}
